目的探讨胆囊横断法在微创开腹胆囊手术中应用的可行性及临床价值。
Objective To evaluate the feasibility and clinical value of gallbladder transection in minimally invasive laparotomy cholecystectomy.
横断取材，冰冻切片，HE法染色，用计算机图像分析系统测量其几何形态学指标。
Serial sections were obtained by frozen section methods and stained by HE. The geometrical morphology data of umbilical cord vein were measured by the computer image analysis system.
采用有限元法分析了棒材连续热轧中变形区及出变形区时轧件横断面温度场。
The temperature field of the bar in and out the deformation zone during continuous rolling is simulate by finite element method.
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